PartsTable
Technical Data Sheet
88-22790-2 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-470-1286, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
88-22790-2
NSN: 5310-01-470-1286
FSC: 5310
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
nominal_thread_size0.312 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
end_item_identification6115-01-462-0291;GENERATOR SET,DIESEL ENGINE:WSD;60 KW TQG GENERATOR FAMILY
thread_quantity_per_inch18
NSN5310-01-470-1286
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 88-22790-2 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
WIDTH ACROSS FLATS: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
NUT HEIGHT: 0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
NUT STYLE: HEXAGON
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
NOMINAL THREAD SIZE: 0.312 INCHES IN
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH: 18
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B 633,SC 3,TYPE II ASSN STD SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
NUT HEIGHT0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
NUT STYLEHEXAGON
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
NOMINAL THREAD SIZE0.312 INCHES IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH18
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B 633,SC 3,TYPE II ASSN STD SINGLE TREATMENT RESPONSE OVERALL
END ITEM IDENTIFICATION6115-01-462-0291;GENERATOR SET,DIESEL ENGINE:WSD;60 KW TQG GENERATOR FAMILY
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
4322650Interchangeable
interchangeable cross-reference
interchangeable
88-22790Interchangeable
interchangeable cross-reference
interchangeable
124-7121006 PC 13Interchangeable
interchangeable cross-reference
interchangeable
88-22790-1Interchangeable
interchangeable cross-reference
interchangeable
88-22790-3Interchangeable
interchangeable cross-reference
interchangeable
88-22790-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 88-22790-2?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 88-22790-2?
88-22790-2 is a NUT,PLAIN,HEXAGON.
What parts can replace 88-22790-2?
There are 6 known substitutes for 88-22790-2: 4322650, 88-22790, 124-7121006 PC 13 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 88-22790-2?
88-22790-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-470-1286. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 88-22790-2